Across
- 1. when forces act on another object
- 3. force applied to a machine
- 7. a pair of wheels that have teeth that transfer energy
- 10. what a machine or device is supposed to do
- 12. a machine where simple machines are combined and work together
- 13. measure of the speed of an object affected by a machine
- 14. amount that a force can be multiplied by
- 17. similar to an inclined plane, but used for cutting or splitting things in half
- 18. a device to help you work
- 22. a group of parts that work together to perform a function
- 23. a linkage which a number different gears
- 24. is a pair of 2 wheels with different diameters that spin together
- 25. Parts of machine that do individual task
Down
- 2. the force a machine applies
- 4. a system uses liquid under pressure to move weights or loads
- 5. a rope, wire, etc on a wheel with a texture
- 6. a simple machine that is a flat plan that has a higher angle on one side
- 8. a tool or device made up of one basic machine
- 9. how efficient a machine can use energy
- 11. is a part which transfers energy from one part to another
- 15. how an object is made to make is useful
- 16. plank or bar that rotates around a centre
- 19. amount of force applied to a given area
- 20. when fluid is under pressure and force is transmitted equally in all directions
- 21. a force that goes against the motion
- 26. a cylinder with a groove cut in a spiral